feat: add goreleaser

pkg/utils/linux.go

@@ -0,0 +1,25 @@
+//go:build linux
+// +build linux
+
+package utils
+
+import (
+	"golang.org/x/sys/unix"
+	"math"
+	"runtime"
+	"syscall"
+)
+
+func AvailableSpace(dir string) uint64 {
+	if runtime.GOOS != "linux" {
+		return math.MaxUint64
+	}
+	var stat unix.Statfs_t
+
+	unix.Statfs(dir, &stat)
+	return stat.Bavail * uint64(stat.Bsize)
+}
+
+func MaxPermission() {
+	syscall.Umask(0) //max permission 0777
+}